<?php

/**
 * contact : 刘经理 19326416371
 * company : 版权所属 四川北星惯牌科技有限公司
 **/

namespace app\adminapi\controller\general;

use app\common\controller\BackendApi;

/**
 * 附件管理
 *
 * @icon   fa fa-circle-o
 * @remark 主要用于管理上传到服务器或第三方存储的数据
 */
class Attachment extends BackendApi
{
    /**
     * @var \app\common\model\Attachment
     */
    protected $model = null;

    protected $searchFields = 'id,filename,url';
    protected $noNeedRight = ['classify'];

    public function _initialize()
    {
        parent::_initialize();
        $this->model = model('Attachment');
//        $this->view->assign("mimetypeList", \app\common\model\Attachment::getMimetypeList());
//        $this->view->assign("categoryList", \app\common\model\Attachment::getCategoryList());
//        $this->assignconfig("categoryList", \app\common\model\Attachment::getCategoryList());
    }

    /**
     * 查看
     */
    public function index()
    {
        $where = [];
        $order = $this->request->request("order", "id desc");
        $page = $this->request->request("page") ?? 1;
        $limit = $this->request->request("limit") ?? 10;
        if ($page < 1)
            $page = 1;
        $start = ($page - 1) * $limit;
        $mimetypeQuery = [];
        $filter = $this->request->request('filter');
        $filterArr = (array)json_decode($filter, true);
        if (isset($filterArr['category']) && $filterArr['category'] == 'unclassed') {
            $filterArr['category'] = ',unclassed';
            $this->request->get(['filter' => json_encode(array_diff_key($filterArr, ['category' => '']))]);
        }
        if (isset($filterArr['mimetype']) && preg_match("/(\/|\,|\*)/", $filterArr['mimetype'])) {
            $mimetype = $filterArr['mimetype'];
            $filterArr = array_diff_key($filterArr, ['mimetype' => '']);
            $mimetypeQuery = function ($query) use ($mimetype) {
                $mimetypeArr = array_filter(explode(',', $mimetype));
                foreach ($mimetypeArr as $index => $item) {
                    $query->whereOr('mimetype', 'like', '%' . str_replace("/*", "/", $item) . '%');
                }
            };
        }
        $this->request->get(['filter' => json_encode($filterArr)]);

        $count = $this->model
            ->where($mimetypeQuery)
            ->where(function ($query) use ($where) {
                if (!empty($where)) {
                    $query->where($where);
                }
            })
            ->count();

        $list = $this->model
            ->where($mimetypeQuery)
            ->where(function ($query) use ($where) {
                if (!empty($where)) {
                    $query->where($where);
                }
            })
            ->order($order)
            ->limit($start, $limit)
            ->select();

        $cdnurl = preg_replace("/\/(\w+)\.php$/i", '', $this->request->root());
        foreach ($list as $k => &$v) {
            $v['fullurl'] = ($v['storage'] == 'local' ? $cdnurl : cdnurl($v['url']));
        }
        unset($v);
        $result = array("total" => $count, "rows" => $list);
        $this->success('获取成功', $result);
    }

    /**
     * 选择附件
     */
    public function select()
    {
        if ($this->request->isAjax()) {
            return $this->index();
        }
        $mimetype = $this->request->get('mimetype', '');
        $mimetype = substr($mimetype, -1) === '/' ? $mimetype . '*' : $mimetype;
        $this->view->assign('mimetype', $mimetype);
        return $this->view->fetch();
    }

    /**
     * 添加
     */
    public function add()
    {
        if ($this->request->isAjax()) {
            $this->error();
        }
        return $this->view->fetch();
    }

    /**
     * 删除附件
     * @param array $ids
     */
    public function del($ids = "")
    {
        if (!$this->request->isPost()) {
            $this->error(__("Invalid parameters"));
        }
        $ids = $ids ? $ids : $this->request->request("ids");
        if ($ids) {
            \think\Hook::add('upload_delete', function ($params) {
                if ($params['storage'] == 'local') {
                    $attachmentFile = ROOT_PATH . '/public' . $params['url'];
                    if (is_file($attachmentFile)) {
                        @unlink($attachmentFile);
                    }
                }
            });
            $attachmentlist = $this->model->where('id', 'in', $ids)->select();
            foreach ($attachmentlist as $attachment) {
                \think\Hook::listen("upload_delete", $attachment);
                $attachment->delete();
            }
            $this->success();
        }
        $this->error(__('Parameter %s can not be empty', 'ids'));
    }

    /**
     * 归类
     */
    public function classify()
    {
        if (!$this->auth->check('general/attachment/edit')) {
            \think\Hook::listen('admin_nopermission', $this);
            $this->error(__('You have no permission'), '');
        }
        if (!$this->request->isPost()) {
            $this->error(__("Invalid parameters"));
        }
        $category = $this->request->post('category', '');
        $ids = $this->request->post('ids');
        if (!$ids) {
            $this->error(__('Parameter %s can not be empty', 'ids'));
        }
        $categoryList = \app\common\model\Attachment::getCategoryList();
        if ($category && !isset($categoryList[$category])) {
            $this->error(__('Category not found'));
        }
        $category = $category == 'unclassed' ? '' : $category;
        \app\common\model\Attachment::where('id', 'in', $ids)->update(['category' => $category]);
        $this->success();
    }

}
